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Key-Disp KD831 User Manual

Key-Disp KD831 User Manual

Ebike display

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Summary of Contents for Key-Disp KD831

  • Page 2: Product Name And Model

    Product name and Model Electric Bicycle Intelligent Display, Model: KD831. Specifications ● 24V/36V /48V Power Supply ● Rated current: 10mA ● The maximum working current: 30mA ● Off-state leakage current: <1μA ● Working temperature: -20 ~ 60 ℃ ● Storage temperature: -30 ~ 70 ℃...
  • Page 3: Button Definition

    Install Instructions KD831 can be mounted on the left side of handlebar close to its grip. Adjust the angle for a good screen view. Cut off the power before connecting the corresponding connectors between display and controller.
  • Page 4 ◆ Main menu interface( function display page) After the E-bike system is switched on, the display shows current speed by default. Press i button to switch between indication functions below: Current Speed (Km/h) → ODO(Km) → Trip Distance (Km)→Trip Time (Min) → Average Speed (Km/h) →...
  • Page 5 ◆switch the bike light on/off When light is off, after long pressing + button, display sends command to controller to turn on the light and the light icon is shown on the display screen. When light is on, after long pressing + button, display sends command to controller to turn off the light and light icon disappears.
  • Page 6 Error code interface Settings When speed is zero, at the main menu, long press i button to enter the setting interface. Press +/- buttons to choose the setting item. Press i to enter the corresponding setting or info page. Long press i button to exit the setting items interface and return to the main menu page. If there’s no operations within 2 minutes, the display exit the setting page automatically.
  • Page 7 ◆Unit Mile/KM toggling Unit represents unit settings. The default value is Metric ‘KM’ To toggle unit, press +/- until the desired unit is displayed. To store a changed setting, press the i button to confirm. T he screen says 'OK' and then returns to Settings interface .
  • Page 8 ◆ speed limit info Speed means speed limit. Press i button to enter the speed limit info page. According to new EU norms, the speed limit value is not settable. It is only for your information. Press i and screen says OK and returns to the setting page.
  • Page 9 PAS level ratio info PAS level ratio refers to the power assist that can be engaged by a certain level. According to new EU norms, the value is not settable. Long press i button to return to the setting page. The PAS level ratio defaults are in the attached list 2.
  • Page 10 ◆PAS sensor magnet numbers PAS Pole means the number of magnets in the PAS sensor. Press i button to enter the info page. According to new EU norms, PAS is not settable and it is only for your information. Press i and screen says OK and returns to the setting page.
  • Page 11 Quality Assurance and Warranty Scope Ⅰ Warranty 1).The warranty will be valid only for products used in normal usage and conditions. 2).The warranty is valid for 24 months after the shipment or delivery to the customer. Ⅱ Others The following cases do not belong to our warranty scope. 1).The display is demolished.
  • Page 12 Attached list 1: Error code definition Error code Definition Current fault Throttle fault Motor absence-phase fault Motor hall fault Brake fault Communication failure Short-circuited MOS tube Sticky ON/OFF button Sticky push-assist button Over-voltage Attached list 2: PAS level ratio defaults Level PAS range Selection...